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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1664546Generated: October 29, 2026

HCID 178446146, compound → 3-(3-bromobenzyl)-9-pentyl-6,9-dihydro-5H-[1,2,4]triazolo[4,3-a]purin-5-one

https://huagongshe.com/reaction/1664546

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 178446146HCID 178446146—
SolventBenzeneHCID 241—
Product3-(3-bromobenzyl)-9-pentyl-6,9-dihydro-5H-[1,2,4]triazolo[4,3-a]purin-5-oneHCID 5760016086%

Reaction Steps

The mixture of 2-(3-bromophenyl)-N′-[(2E)-6-oxo-3-pentyl-1,3,6,7-tetrahydro-2H-purin-2-ylidene]acetohydrazide (1.8 g, 4.2 mmol) in benzene (100 mL) was refluxed overnight. The reaction mixture was concentrated to give the desired product 1.5 g. LCMS calculated for C18H20BrN6O (M+H): 415.1. found: 415.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08039478B2
Source datasetuspto-grants-2011_10
ORD IDord-b3422c0205924777b77a1c38cff31961
Source noteuspto-grants-2011_10